/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package com.google.j2objc.util;

import java.util.function.Supplier;

/**
 * Autorelease pool utilities.
 *
 * @author Michał Pociecha-Łoś
 */
public final class AutoreleasePool {

  /**
   * Runs the runnable inside autorelease pool.
   *
   * <p>Temporary objects allocated during execution of the runnable will be deallocated upon
   * returning from this method.
   */
  public static native void run(Runnable runnable) /*-[
    @autoreleasepool {
      [runnable run];
    }
  ]-*/;

  /**
   * Returns the result of the supplier executed inside autorelease pool.
   *
   * <p>Temporary objects allocated during execution of the supplier will be deallocated upon
   * returning from this method.
   */
  public static native <T> T get(Supplier<T> supplier) /*-[
    @autoreleasepool {
      return [supplier get];
    }
  ]-*/;
}
